<!DOCTYPE html>
<html>

	<head>
		<title>Modify features test</title>
		<script src="js/jquery.js"></script>
		<link rel="stylesheet" href="css/bootstrap.css">
		<script src="js/bootstrap.js"></script>
		<link rel="stylesheet" href="css/ol.css" type="text/css">
		<script src="js/ol-debug.js"></script>

		<style>
			.map {
			  background: grey;
			}
		</style>
	</head>

	<body>
		<div class="container-fluid">

			<div class="row-fluid">
				<div class="span12">
					<div id="map" class="map"></div>
				</div>
			</div>

		</div>
		<script>
			var styleFunction = (function() {
			  /* jshint -W069 */
			  var styles = {};
			  var image = new ol.style.Circle({
			    radius: 5,
			    fill: null,
			    stroke: new ol.style.Stroke({color: 'orange', width: 2})
			  });
			  styles['Point'] = [new ol.style.Style({image: image})];
			  styles['Polygon'] = [new ol.style.Style({
			    stroke: new ol.style.Stroke({
			      color: 'blue',
			      width: 3
			    }),
			    fill: new ol.style.Fill({
			      color: 'rgba(0, 0, 255, 0.1)'
			    })
			  })];
			  styles['MultiLinestring'] = [new ol.style.Style({
			    stroke: new ol.style.Stroke({
			      color: 'green',
			      width: 3
			    })
			  })];
			  styles['MultiPolygon'] = [new ol.style.Style({
			    stroke: new ol.style.Stroke({
			      color: 'yellow',
			      width: 1
			    }),
			    fill: new ol.style.Fill({
			      color: 'rgba(255, 255, 0, 0.1)'
			    })
			  })];
			  styles['default'] = [new ol.style.Style({
			    stroke: new ol.style.Stroke({
			      color: 'red',
			      width: 3
			    }),
			    fill: new ol.style.Fill({
			      color: 'rgba(255, 0, 0, 0.1)'
			    }),
			    image: image
			  })];
			  return function(feature, resolution) {
			    return styles[feature.getGeometry().getType()] || styles['default'];
			  };
			  /* jshint +W069 */
			})();
			
			var geojsonObject = {
			  'type': 'FeatureCollection',
			  'crs': {
			    'type': 'name',
			    'properties': {
			      'name': 'EPSG:3857'
			    }
			  },
			  'features': [
			    {
			      'type': 'Feature',
			      'geometry': {
			        'type': 'Point',
			        'coordinates': [0, 0]
			      }
			    },
			    {
			      'type': 'Feature',
			      'geometry': {
			        'type': 'MultiPoint',
			        'coordinates': [[-2e6, 0], [0, -2e6]]
			      }
			    },
			    {
			      'type': 'Feature',
			      'geometry': {
			        'type': 'LineString',
			        'coordinates': [[4e6, -2e6], [8e6, 2e6], [9e6, 2e6]]
			      }
			    },
			    {
			      'type': 'Feature',
			      'geometry': {
			        'type': 'LineString',
			        'coordinates': [[4e6, -2e6], [8e6, 2e6], [8e6, 3e6]]
			      }
			    },
			    {
			      'type': 'Feature',
			      'geometry': {
			        'type': 'Polygon',
			        'coordinates': [[[-5e6, -1e6], [-4e6, 1e6],
			            [-3e6, -1e6], [-5e6, -1e6]], [[-4.5e6, -0.5e6],
			            [-3.5e6, -0.5e6], [-4e6, 0.5e6], [-4.5e6, -0.5e6]]]
			      }
			    },
			    {
			      'type': 'Feature',
			      'geometry': {
			        'type': 'MultiLineString',
			        'coordinates': [
			          [[-1e6, -7.5e5], [-1e6, 7.5e5]],
			          [[-1e6, -7.5e5], [-1e6, 7.5e5], [-5e5, 0], [-1e6, -7.5e5]],
			          [[1e6, -7.5e5], [15e5, 0], [15e5, 0], [1e6, 7.5e5]],
			          [[-7.5e5, -1e6], [7.5e5, -1e6]],
			          [[-7.5e5, 1e6], [7.5e5, 1e6]]
			        ]
			      }
			    },
			    {
			      'type': 'Feature',
			      'geometry': {
			        'type': 'MultiPolygon',
			        'coordinates': [
			          [[[-5e6, 6e6], [-5e6, 8e6], [-3e6, 8e6],
			              [-3e6, 6e6], [-5e6, 6e6]]],
			          [[[-3e6, 6e6], [-2e6, 8e6], [0, 8e6],
			              [0, 6e6], [-3e6, 6e6]]],
			          [[[1e6, 6e6], [1e6, 8e6], [3e6, 8e6],
			              [3e6, 6e6], [1e6, 6e6]]]
			        ]
			      }
			    },
			    {
			      'type': 'Feature',
			      'geometry': {
			        'type': 'GeometryCollection',
			        'geometries': [
			          {
			            'type': 'LineString',
			            'coordinates': [[-5e6, -5e6], [0, -5e6]]
			          },
			          {
			            'type': 'Point',
			            'coordinates': [4e6, -5e6]
			          },
			          {
			            'type': 'Polygon',
			            'coordinates': [
			              [[1e6, -6e6], [2e6, -4e6], [3e6, -6e6], [1e6, -6e6]]
			            ]
			          }
			        ]
			      }
			    }
			  ]
			};
			
			var source = new ol.source.Vector({
			  features: (new ol.format.GeoJSON()).readFeatures(geojsonObject)
			});
			
			var layer = new ol.layer.Vector({
			  source: source,
			  style: styleFunction
			});
			
			var overlayStyle = (function() {
			  /* jshint -W069 */
			  var styles = {};
			  styles['Polygon'] = [
			    new ol.style.Style({
			      fill: new ol.style.Fill({
			        color: [255, 255, 255, 0.5]
			      })
			    }),
			    new ol.style.Style({
			      stroke: new ol.style.Stroke({
			        color: [255, 255, 255, 1],
			        width: 5
			      })
			    }),
			    new ol.style.Style({
			      stroke: new ol.style.Stroke({
			        color: [0, 153, 255, 1],
			        width: 3
			      })
			    })
			  ];
			  styles['MultiPolygon'] = styles['Polygon'];
			
			  styles['LineString'] = [
			    new ol.style.Style({
			      stroke: new ol.style.Stroke({
			        color: [255, 255, 255, 1],
			        width: 5
			      })
			    }),
			    new ol.style.Style({
			      stroke: new ol.style.Stroke({
			        color: [0, 153, 255, 1],
			        width: 3
			      })
			    })
			  ];
			  styles['MultiLineString'] = styles['LineString'];
			
			  styles['Point'] = [
			    new ol.style.Style({
			      image: new ol.style.Circle({
			        radius: 7,
			        fill: new ol.style.Fill({
			          color: [0, 153, 255, 1]
			        }),
			        stroke: new ol.style.Stroke({
			          color: [255, 255, 255, 0.75],
			          width: 1.5
			        })
			      }),
			      zIndex: 100000
			    })
			  ];
			  styles['MultiPoint'] = styles['Point'];
			
			  styles['GeometryCollection'] = styles['Polygon'].concat(styles['Point']);
			
			  return function(feature, resolution) {
			    return styles[feature.getGeometry().getType()];
			  };
			  /* jshint +W069 */
			})();
			
			var select = new ol.interaction.Select({
			  style: overlayStyle
			});
			
			var modify = new ol.interaction.Modify({
			  features: select.getFeatures(),
			  style: overlayStyle
			});
			
			var map = new ol.Map({
			  interactions: ol.interaction.defaults().extend([select, modify]),
			  layers: [layer],
			  target: 'map',
			  view: new ol.View({
			    center: [0, 1000000],
			    zoom: 2
			  })
			});
		</script>
	</body>

</html>